Superman & Batman: Generations Omnibus

They are the world's two greatest superheroes. Superman. The Last Son of Krypton. Batman. The Dark Knight Detective.

In 1939, at the dawn of their careers, Metropolis s Man of Steel and Gotham City s Caped Crusader meet for the first time, teaming up to
battle the fearsome Ultra-Humanite.

As the years pass, their paths cross time and time again. Facing menaces as diverse as the Joker, Lex Luthor, and Mr. Mxyzptlk, they must combine their skills and powers to avert disaster. Bu ...